235155320400000 has 5184 divisors, whose sum is σ = 1091488654630080. Its totient is φ = 43885670400000.

The previous prime is 235155320399983. The next prime is 235155320400017. The reversal of 235155320400000 is 4023551532.

It is an interprime number because it is at equal distance from previous prime (235155320399983) and next prime (235155320400017).

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 647 ways as a sum of consecutive naturals, for example, 6355549199982 + ... + 6355549200018.

It is an arithmetic number, because the mean of its divisors is an integer number (210549508995).

Almost surely, 2^{235155320400000} is an apocalyptic number.

235155320400000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 235155320400000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (545744327315040).

235155320400000 is an abundant number, since it is smaller than the sum of its proper divisors (856333334230080).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

235155320400000 is an equidigital number, since it uses as much as digits as its factorization.

235155320400000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 171 (or 78 counting only the distinct ones).

The product of its (nonzero) digits is 18000, while the sum is 30.

Adding to 235155320400000 its reverse (4023551532), we get a palindrome (235159343951532).

The spelling of 235155320400000 in words is "two hundred thirty-five trillion, one hundred fifty-five billion, three hundred twenty million, four hundred thousand".